mirror of https://github.com/a2-4am/4cade.git
76 lines
1.4 KiB
Plaintext
76 lines
1.4 KiB
Plaintext
;license:MIT
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;(c) 2022 by qkumba
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!cpu 6502
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!to "build/DEMO/OM#060280",plain
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*=$280
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!source "src/constants.a" ; no code in these
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!source "src/macros.a"
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+ENABLE_ACCEL_LC
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+LOAD_XSINGLE title
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lda #$60
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sta $81D
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jsr $800 ; decompress
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+NEW_RESET_VECTOR $280
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lda #$80
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sta $2001
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sta $2016
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sta $812E
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lda #$02
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sta $2006
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sta $201B ; reset vector patch
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sta $8133 ; (yes, that's 3 times)
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lda #$D0
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sta $1966
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sta $3D32
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sta $3D4C
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sta $872B
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sta $1874
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sta $86B3
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sta $17B7
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sta $189E
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sta $8975
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sta $8816
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sta $188D
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sta $90C2
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sta $90CA
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ldx #3-1
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- lda patch,x
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sta $306D,x
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sta $95C7,x
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sta $95D5,x
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sta $94F8,x
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sta $80F9,x
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sta $8324,x
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lda patch2,x
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sta $95CD,x
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dex
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bpl -
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lda #$EA
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sta $95D0
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lda #$10
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sta $80F7
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ldy #5
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sty $80F8
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+DISABLE_ACCEL
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jmp $8FD
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patch !byte $4C,$00,$01
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patch2 !byte $30,$06,$EA
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title !byte x_e-x_b
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x_b !text "OM"
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x_e
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!if * > $3F0 {
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!error "code is too large, ends at ", *
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}
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